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Instruction Manual
748297-E
June 2003
Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Troubleshooting 4-7
Model NGA2000 HFID
c. Burner Internal Components
WARNING
BURNER CONTAMINATION
Do not handle internal parts of the
burner with bare hands. All tools used
for maintenance must be free of con-
taminates.
Disassembly of Burner/Thermal Block
1. Remove oven from analyzer module
per Section 4-2a on page 4-3.
2. Remove burner/thermal block from
oven per Section 4-2b on page 4-4.
3. Refer to Figure 4-6 below. Discon-
nect sample capillary nut at base of
burner.
4. Remove screw securing thermal block
to burner.
Carefully pull burner away from thermal
block.
Figure 4-6. Burner/Thermal Block Disassembly
Sam
p
le ca
p
illar
y
Sample capillary
input
Burner
Thermal Block